uber / hermetic_cc_toolchain
File Age & Freshness

File age measurements show the distribution of file ages (days since the first commit) and the file freshness (days since the latest commit).

Summary
File Change History Overall
File Age Distribution Overall
Days since first update
  • There are 20 files with 2,150 lines of code in files.
    • 19 files that are 366+ days old (2,148 lines of code)
    • 1 files that are 181-365 days old (2 lines of code)
    • 0 files that are 91-180 days old (0 lines of code)
    • 0 files that are 31-90 days old (0 lines of code)
    • 0 files that are 1-30 days old (0 lines of code)
99% | <1% | 0% | 0% | 0%
Legend:
366+
181-365
91-180
31-90
1-30

explore: grouped by folders | grouped by age
File Freshness Distribution Overall
Days since last update
  • There are 20 files with 2,150 lines of code in files.
    • 9 files have been last changed 366+ days ago (176 lines of code)
    • 1 files have been last changed 181-365 days ago (2 lines of code)
    • 4 files have been last changed 91-180 days ago (767 lines of code)
    • 5 files have been last changed 31-90 days ago (995 lines of code)
    • 1 files have been last changed 1-30 days ago (210 lines of code)
8% | <1% | 35% | 46% | 9%
Legend:
366+
181-365
91-180
31-90
1-30

explore: grouped by folders | grouped by freshness
File Change History per File Extension
bzl, go, c, gitignore, zig, json, yaml, cc, mod, gitattributes, txt, md
File Age Distribution per Extension
Days since first update
366+
181-365
91-180
31-90
1-30
bzl99% | <1% | 0% | 0% | 0%
go100% | 0% | 0% | 0% | 0%
zig100% | 0% | 0% | 0% | 0%
File Freshness Distribution per Extension
Days since last update
366+
181-365
91-180
31-90
1-30
bzl12% | <1% | 27% | 43% | 15%
zig1% | 0% | 98% | 0% | 0%
go<1% | 0% | 0% | 99% | 0%
File Change History per Logical Decomposition
primary
primary (file age distribution)
Days since first update
366+
181-365
91-180
31-90
1-30
toolchain99% | <1% | 0% | 0% | 0%
tools100% | 0% | 0% | 0% | 0%
rules100% | 0% | 0% | 0% | 0%
ROOT100% | 0% | 0% | 0% | 0%
primary (file freshness distribution)
Days since last update
366+
181-365
91-180
31-90
1-30
rules100% | 0% | 0% | 0% | 0%
toolchain3% | <1% | 47% | 35% | 12%
ROOT100% | 0% | 0% | 0% | 0%
tools0% | 0% | 0% | 100% | 0%
Oldest Files (Top 20)
File# lines# unitscreatedlast modified# changes
(days)		# contributorsfirst
contributor		latest
contributor
defs.bzl
in toolchain
 334 - 2021-06-08 2026-03-14 122 18 motiejus@jakstys.lt zplin@uber.com
zig_toolchain.bzl
in toolchain
 24 - 2021-06-08 2025-02-26 19 7 motiejus@jakstys.lt sebastian.birunt@arm.com
defs.bzl
in toolchain/private
 265 - 2022-04-06 2025-12-02 36 15 laurynasl@uber.com eerokelly@gmail.com
defs.bzl
in toolchain/toolchain
 64 - 2022-04-06 2026-01-26 10 7 laurynasl@uber.com dunleavyd14@gmail.com
defs.bzl
in toolchain/platform
 42 - 2022-04-06 2025-12-02 11 7 laurynasl@uber.com eerokelly@gmail.com
cc_toolchains.bzl
in toolchain/private
 62 - 2022-04-07 2026-01-06 24 13 motiejus@uber.com alextercete@gmail.com
platform.bzl
in rules
 60 - 2022-04-13 2025-02-26 18 6 laurynasl@uber.com sebastian.birunt@arm.com
defs.bzl
in toolchain/libc
 9 - 2022-04-13 2023-04-21 5 2 laurynasl@uber.com motiejus@uber.com
tools.go
in root
 4 - 2023-02-20 2023-02-20 1 1 zplin@uber.com zplin@uber.com
main.go
in tools/releaser
 415 10 2023-03-10 2026-03-14 21 4 motiejus@uber.com zplin@uber.com
zig
zig-wrapper.zig
in toolchain
 398 - 2023-05-15 2025-12-02 6 6 motiejus@uber.com eerokelly@gmail.com
zig
cp.zig
in rules
 8 - 2023-05-24 2023-05-30 2 1 motiejus@uber.com motiejus@uber.com
44 - 2023-05-30 2025-02-26 3 2 motiejus@uber.com sebastian.birunt@arm.com
ext.bzl
in toolchain
 79 - 2023-06-25 2026-01-26 8 7 donald@stufft.io dunleavyd14@gmail.com
zig_sdk.bzl
in toolchain/private
 14 - 2024-02-12 2024-05-08 5 3 motiejusja@wix.com zplin@uber.com
210 - 2025-02-26 2026-04-02 3 3 sebastian.birunt@arm.com zplin@uber.com
repositories.bzl
in toolchain/private
 103 - 2025-02-26 2026-01-26 5 5 sebastian.birunt@arm.com dunleavyd14@gmail.com
zig_toolchain.bzl
in toolchain/private
 9 - 2025-02-26 2025-02-26 1 1 sebastian.birunt@arm.com sebastian.birunt@arm.com
zig_toolchain_info.bzl
in toolchain/private
 4 - 2025-02-26 2025-02-26 1 1 sebastian.birunt@arm.com sebastian.birunt@arm.com
utils.bzl
in toolchain
 2 - 2025-10-04 2025-10-04 1 1 eerokelly@gmail.com eerokelly@gmail.com
Files Not Recently Changed (Top 20)
File# lines# unitscreatedlast modified# changes
(days)		# contributorsfirst
contributor		latest
contributor
tools.go
in root
 4 - 2023-02-20 2023-02-20 1 1 zplin@uber.com zplin@uber.com
defs.bzl
in toolchain/libc
 9 - 2022-04-13 2023-04-21 5 2 laurynasl@uber.com motiejus@uber.com
zig
cp.zig
in rules
 8 - 2023-05-24 2023-05-30 2 1 motiejus@uber.com motiejus@uber.com
zig_sdk.bzl
in toolchain/private
 14 - 2024-02-12 2024-05-08 5 3 motiejusja@wix.com zplin@uber.com
zig_toolchain_info.bzl
in toolchain/private
 4 - 2025-02-26 2025-02-26 1 1 sebastian.birunt@arm.com sebastian.birunt@arm.com
zig_toolchain.bzl
in toolchain/private
 9 - 2025-02-26 2025-02-26 1 1 sebastian.birunt@arm.com sebastian.birunt@arm.com
zig_toolchain.bzl
in toolchain
 24 - 2021-06-08 2025-02-26 19 7 motiejus@jakstys.lt sebastian.birunt@arm.com
44 - 2023-05-30 2025-02-26 3 2 motiejus@uber.com sebastian.birunt@arm.com
platform.bzl
in rules
 60 - 2022-04-13 2025-02-26 18 6 laurynasl@uber.com sebastian.birunt@arm.com
utils.bzl
in toolchain
 2 - 2025-10-04 2025-10-04 1 1 eerokelly@gmail.com eerokelly@gmail.com
defs.bzl
in toolchain/platform
 42 - 2022-04-06 2025-12-02 11 7 laurynasl@uber.com eerokelly@gmail.com
defs.bzl
in toolchain/private
 265 - 2022-04-06 2025-12-02 36 15 laurynasl@uber.com eerokelly@gmail.com
zig
zig-wrapper.zig
in toolchain
 398 - 2023-05-15 2025-12-02 6 6 motiejus@uber.com eerokelly@gmail.com
cc_toolchains.bzl
in toolchain/private
 62 - 2022-04-07 2026-01-06 24 13 motiejus@uber.com alextercete@gmail.com
defs.bzl
in toolchain/toolchain
 64 - 2022-04-06 2026-01-26 10 7 laurynasl@uber.com dunleavyd14@gmail.com
ext.bzl
in toolchain
 79 - 2023-06-25 2026-01-26 8 7 donald@stufft.io dunleavyd14@gmail.com
repositories.bzl
in toolchain/private
 103 - 2025-02-26 2026-01-26 5 5 sebastian.birunt@arm.com dunleavyd14@gmail.com
defs.bzl
in toolchain
 334 - 2021-06-08 2026-03-14 122 18 motiejus@jakstys.lt zplin@uber.com
main.go
in tools/releaser
 415 10 2023-03-10 2026-03-14 21 4 motiejus@uber.com zplin@uber.com
210 - 2025-02-26 2026-04-02 3 3 sebastian.birunt@arm.com zplin@uber.com
Most Recently Created Files (Top 20)
File# lines# unitscreatedlast modified# changes
(days)		# contributorsfirst
contributor		latest
contributor
utils.bzl
in toolchain
 2 - 2025-10-04 2025-10-04 1 1 eerokelly@gmail.com eerokelly@gmail.com
210 - 2025-02-26 2026-04-02 3 3 sebastian.birunt@arm.com zplin@uber.com
repositories.bzl
in toolchain/private
 103 - 2025-02-26 2026-01-26 5 5 sebastian.birunt@arm.com dunleavyd14@gmail.com
zig_toolchain.bzl
in toolchain/private
 9 - 2025-02-26 2025-02-26 1 1 sebastian.birunt@arm.com sebastian.birunt@arm.com
zig_toolchain_info.bzl
in toolchain/private
 4 - 2025-02-26 2025-02-26 1 1 sebastian.birunt@arm.com sebastian.birunt@arm.com
zig_sdk.bzl
in toolchain/private
 14 - 2024-02-12 2024-05-08 5 3 motiejusja@wix.com zplin@uber.com
ext.bzl
in toolchain
 79 - 2023-06-25 2026-01-26 8 7 donald@stufft.io dunleavyd14@gmail.com
44 - 2023-05-30 2025-02-26 3 2 motiejus@uber.com sebastian.birunt@arm.com
zig
cp.zig
in rules
 8 - 2023-05-24 2023-05-30 2 1 motiejus@uber.com motiejus@uber.com
zig
zig-wrapper.zig
in toolchain
 398 - 2023-05-15 2025-12-02 6 6 motiejus@uber.com eerokelly@gmail.com
main.go
in tools/releaser
 415 10 2023-03-10 2026-03-14 21 4 motiejus@uber.com zplin@uber.com
tools.go
in root
 4 - 2023-02-20 2023-02-20 1 1 zplin@uber.com zplin@uber.com
platform.bzl
in rules
 60 - 2022-04-13 2025-02-26 18 6 laurynasl@uber.com sebastian.birunt@arm.com
defs.bzl
in toolchain/libc
 9 - 2022-04-13 2023-04-21 5 2 laurynasl@uber.com motiejus@uber.com
cc_toolchains.bzl
in toolchain/private
 62 - 2022-04-07 2026-01-06 24 13 motiejus@uber.com alextercete@gmail.com
defs.bzl
in toolchain/private
 265 - 2022-04-06 2025-12-02 36 15 laurynasl@uber.com eerokelly@gmail.com
defs.bzl
in toolchain/toolchain
 64 - 2022-04-06 2026-01-26 10 7 laurynasl@uber.com dunleavyd14@gmail.com
defs.bzl
in toolchain/platform
 42 - 2022-04-06 2025-12-02 11 7 laurynasl@uber.com eerokelly@gmail.com
defs.bzl
in toolchain
 334 - 2021-06-08 2026-03-14 122 18 motiejus@jakstys.lt zplin@uber.com
zig_toolchain.bzl
in toolchain
 24 - 2021-06-08 2025-02-26 19 7 motiejus@jakstys.lt sebastian.birunt@arm.com
Most Recently Changed Files (Top 20)
File# lines# unitscreatedlast modified# changes
(days)		# contributorsfirst
contributor		latest
contributor
210 - 2025-02-26 2026-04-02 3 3 sebastian.birunt@arm.com zplin@uber.com
main.go
in tools/releaser
 415 10 2023-03-10 2026-03-14 21 4 motiejus@uber.com zplin@uber.com
defs.bzl
in toolchain
 334 - 2021-06-08 2026-03-14 122 18 motiejus@jakstys.lt zplin@uber.com
repositories.bzl
in toolchain/private
 103 - 2025-02-26 2026-01-26 5 5 sebastian.birunt@arm.com dunleavyd14@gmail.com
ext.bzl
in toolchain
 79 - 2023-06-25 2026-01-26 8 7 donald@stufft.io dunleavyd14@gmail.com
defs.bzl
in toolchain/toolchain
 64 - 2022-04-06 2026-01-26 10 7 laurynasl@uber.com dunleavyd14@gmail.com
cc_toolchains.bzl
in toolchain/private
 62 - 2022-04-07 2026-01-06 24 13 motiejus@uber.com alextercete@gmail.com
zig
zig-wrapper.zig
in toolchain
 398 - 2023-05-15 2025-12-02 6 6 motiejus@uber.com eerokelly@gmail.com
defs.bzl
in toolchain/private
 265 - 2022-04-06 2025-12-02 36 15 laurynasl@uber.com eerokelly@gmail.com
defs.bzl
in toolchain/platform
 42 - 2022-04-06 2025-12-02 11 7 laurynasl@uber.com eerokelly@gmail.com
utils.bzl
in toolchain
 2 - 2025-10-04 2025-10-04 1 1 eerokelly@gmail.com eerokelly@gmail.com
platform.bzl
in rules
 60 - 2022-04-13 2025-02-26 18 6 laurynasl@uber.com sebastian.birunt@arm.com
44 - 2023-05-30 2025-02-26 3 2 motiejus@uber.com sebastian.birunt@arm.com
zig_toolchain.bzl
in toolchain
 24 - 2021-06-08 2025-02-26 19 7 motiejus@jakstys.lt sebastian.birunt@arm.com
zig_toolchain.bzl
in toolchain/private
 9 - 2025-02-26 2025-02-26 1 1 sebastian.birunt@arm.com sebastian.birunt@arm.com
zig_toolchain_info.bzl
in toolchain/private
 4 - 2025-02-26 2025-02-26 1 1 sebastian.birunt@arm.com sebastian.birunt@arm.com
zig_sdk.bzl
in toolchain/private
 14 - 2024-02-12 2024-05-08 5 3 motiejusja@wix.com zplin@uber.com
zig
cp.zig
in rules
 8 - 2023-05-24 2023-05-30 2 1 motiejus@uber.com motiejus@uber.com
defs.bzl
in toolchain/libc
 9 - 2022-04-13 2023-04-21 5 2 laurynasl@uber.com motiejus@uber.com
tools.go
in root
 4 - 2023-02-20 2023-02-20 1 1 zplin@uber.com zplin@uber.com